CVE-2004-2694

Outlook Express vulnerability

CVSS

5.8

EPSS

8.6%

EPSS pct

95th

Exploited

No known

Microsoft Outlook Express 6.0 allows remote attackers to bypass intended access restrictions, load content from arbitrary sources into the Outlook context, and facilitate phishing attacks via a "BASE HREF" with the target set to "_top".

Affected vendor

Microsoft

Affected product

Outlook Express

CVSS vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

Weakness type (CWE)

CWE-264 — Permissions, Privileges, and Access Controls

Published

2004-12-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity.

Its EPSS score of 8.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2004-2694

Confirm whether Microsoft Outlook Express is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2004-2694.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2004-2694

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2004-2694 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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